/*
 * Copyright 2004 original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jbfilter.jsp.fcomps;

import javax.servlet.jsp.JspException;

import org.apache.commons.lang.StringUtils;
import org.jbfilter.core.FilterComponent;
import org.jbfilter.core.fcomps.logic.DynamicLogicFilterComponent;
import org.jbfilter.core.fcomps.logic.Logic;
import org.jbfilter.jsp.EnumUtils;
import org.jbfilter.jsp.JbfilterTag;
import org.jbfilter.jsp.JbfilterTagAttribute;

public class DynamicLogicFilterComponentTag<E> extends LogicFilterComponentTag<E> {

	private Logic logic;
	
	@Override
	protected void setPropertiesFilterComponentTagCallback() throws JspException {
		if (logic != null) {
			getDynamicLogicFilterComponent().setLogic(logic);
		}
	}
	@Override
	protected FilterComponent<E> createComponent() throws JspException {
		return getFilterComponentProvider().newDynamicLogicFilterComponent();
	}

	@Override
	protected JbfilterTag getJbfilterTag() {
		return JbfilterTag.dynamicLogicComponent;
	}
	private DynamicLogicFilterComponent<E> getDynamicLogicFilterComponent() {
		return (DynamicLogicFilterComponent<E>)getFilterComponent();
	}
	public void setLogic(String logicAsString) throws JspException {
		// do nothing for blank strings
		if (StringUtils.isBlank(logicAsString)) {
			return;
		}
		logic = EnumUtils.fromString(logicAsString, Logic.class, JbfilterTagAttribute.logic, getJbfilterTag());
	}

}
